Starbucks announced Thursday that it will open its first cafe in Vietnam early next month in Ho Chi Minh City as part of its strategy to expand across Asia, and plans to add more shops throughout the country.

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Try three new premium coffee blends at Starbucks' free tasting event at stores through Saturday. After you taste "vote for the roast you love move, you'll get a little something as a thank you," according to Starbucks.com.

The coffee house chain lightens up, introducing Blonde Roast, in mellow Veranda and Willow Blends. There is a decaf option, too. They join the chain's medium-bodied Pike Place Roast and the full-bodied dark Italian Roast. Sample each one and then vote for your favorite on Facebook.com .